BMW X5: Control Unit Box

REMOVING AND INSTALLING/REPLACING ELECTRONICS BOX

IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE (ESD PROTECTION).

NOTE: Follow instructions for removing and installing electronic control units.

Necessary preliminary tasks:

• Read fault memory
• Disconnect negative battery cable
• Remove ELECTRONICS BOX FAN
• Remove DISTRIBUTION BOX (PASSENGER COMPARTMENT)
• Release control unit holder; if necessary, release CD changer

Release screws (arrows) behind sound insulation.

Disconnect wiring harness on engine compartment side on right.

Remove electronics box.

Fig. 80: Locating Electronics Box

Installation:

Make sure gasket (1) is correctly seated on electronics box.

Read fault memory.

Fig. 81: Identifying Gasket

REPLACING FAN FOR ELECTRONICS BOX (N62)

IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE (ESD PROTECTION).

Necessary preliminary tasks:

• Switch off ignition.
• Follow instructions for disconnecting and connecting battery.
• Disconnect battery ground terminal.
• Remove right fresh air duct.

IMPORTANT: Follow instructions for removing and installing electronic control units.

Release screw (2).

Remove cover (1) of equipment box in direction of arrow towards right.

Installation:

Push on cover (1) of equipment box in direction of arrow towards left into holder (3).

Fig. 82: Detaching Cover Of Equipment Box

Disconnect plug connections (1 to 6).

Remove Valvetronic control unit, DME and integrated supply module.

Fig. 83: Identifying Plug Connection

Unlock plug connection (3) on fan for electronics box and disconnect.

Release screws (1) on control unit carrier (2).

Remove control unit carrier (2) towards top.

Fig. 84: Identifying Plug Connection And Control Unit Carrier

Release screws (1).

Remove fan (2) in direction of arrow.

Fig. 85: Removing Fan And Screws

Check function of DME.

Engine Electrical System - Tightening Torques

IGNITION WIRES, SPARK PLUGS

SPARK PLUGS

TECHNICAL DATA - SPARK PLUGS

ELECTRONIC SWITCHING OR CONTROL UNIT

ELECTRONIC SHIFT UNITS OR CONTROL UNITS

TECHNICAL DATA - ELECTRONIC SHIFT UNITS OR CONTROL UNITS

ALTERNATOR WITH DRIVE AND MOUNT

ALTERNATOR WITH DRIVE AND MOUNTING PARTS

TECHNICAL DATA - ALTERNATOR WITH DRIVE AND MOUNTING PARTS

ALTERNATOR WITH DRIVE AND MOUNTING PARTS

TECHNICAL DATA - ALTERNATOR WITH DRIVE AND MOUNTING PARTS

REGULATOR

GOVERNOR

TECHNICAL DATA - GOVERNOR

STARTER WITH MOUNTING

STARTER AND MOUNTING PARTS

TECHNICAL DATA - STARTER AND MOUNTING PARTS

STARTER MOTOR WITH MOUNTING

TECHNICAL DATA - STARTER MOTOR WITH MOUNTING

STARTER LEAD

STARTER CABLE

TECHNICAL DATA - STARTER CABLE

WIRES TO STARTER

TECHNICAL DATA - WIRES TO STARTER

OIL PRESSURE/OIL TEMPERATURE GAUGE

OIL PRESSURE, OIL TEMPERATURE, OIL LEVEL DISPLAY

TECHNICAL DATA - OIL PRESSURE, OIL TEMPERATURE, OIL LEVEL DISPLAY

COOLANT TEMPERATURE

TECHNICAL DATA - COOLANT TEMPERATURE

SENSOR FOR CONTROL UNIT

TECHNICAL DATA - SENDERS FOR CONTROL UNIT

CONTROL UNIT BOX

CONTROL UNIT HOUSING

TECHNICAL DATA - CONTROL UNIT HOUSING

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